5541544404 has 36 divisors (see below), whose sum is σ = 15281229600. Its totient is φ = 1679255760.

The previous prime is 5541544403. The next prime is 5541544423. The reversal of 5541544404 is 4044451455.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541544403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6996504 + ... + 6997295.

It is an arithmetic number, because the mean of its divisors is an integer number (424478600).

Almost surely, 2^5541544404 is an apocalyptic number.

It is an amenable number.

5541544404 is an abundant number, since it is smaller than the sum of its proper divisors (9739685196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5541544404 is a wasteful number, since it uses less digits than its factorization.

5541544404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13993820 (or 13993815 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The square root of 5541544404 is about 74441.5502525303. The cubic root of 5541544404 is about 1769.6074548431.

Adding to 5541544404 its reverse (4044451455), we get a palindrome (9585995859).

It can be divided in two parts, 5541 and 544404, that added together give a palindrome (549945).

The spelling of 5541544404 in words is "five billion, five hundred forty-one million, five hundred forty-four thousand, four hundred four".